Colt Mfg AR6720CK AR6720 Upper Conversion KIT 223 REM5.56 NATO 16.10 Black Barrel
Colt
Overview
The Colt Mfg AR6720CK AR6720 Upper Conversion KIT 223 REM5.56 NATO 16.10 Black Barrel is a bolt carrier group. Compare prices from multiple merchants and find the best deal.
Specifications
Colt Mfg AR6720CK AR6720 Upper Conversion KIT 223 REM5.56 NATO 16.10 Black Barrel
August 2026 on GunPartPicker
Colt Mfg AR6720CK AR6720 Upper Conversion KIT 223 REM5.56 NATO 16.10 Black Barrel ranked #123 of the 229 bolt carrier groups builders added on GunPartPicker in August 2026. Builders on GunPartPicker first added it to a build in May 2026.
It was out of stock everywhere we track for all of August 2026, and today the one retailer we track is out of stock. Listed prices start at $588.12 at BattleHawk Armory for when it comes back.
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